Kenwood TM-3530A - Manual (Page 5)

2. SPECIFICATIONS AND ACCESSORIES
2-1. SPECIFICATIONS
Model
Specifications --------------------------------------
TM-3530A TM-2570A TM-2550A TM-2550E TM-2530A
(0
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c
0)
0
Frequency range
220 to
225 MHz
144to148MHz
144 to
146 MHz
144 to
148 MHz
Mode FM F3 (F3E), F2 (F2D) (Control signal for DCL system)
Antenna impedance 50 ohms
Power requirement 12 to 16 VDC (13.8 VDC reference)
Grounding Negative
Current drain
Receive mode with no
input signal
0.6A
HI transmit mode Approx. 6.5A Approx. 16A Approx. 9.5A Approx. 6.5A
LOW transmit mode Approx. 2.5A Approx. 4A Approx. 3A Approx. 2.5A
Operating temperature -20*C to +50*C (-4*F to +122*F)
Dimensions
(Projection not
included)
Wide 180 mm
High 60 mm
Deep 195 mm 250 mm 215 mm 195 mm
Weight
1.8 kg
(4 lbs) 2.35 kg
(5.2 lbs)
1.95 kg
(4.3 lbs)
1.8 kg
(4 lbs)
W
0)
ti
1
(/)
c
(0
Output power
(at 13.8 VDC,
50 ohms load)
HI 25 W min. 70 W min. 45 W min. 25 W min.
LOW
5 W approx.
Adjustable up
to out 20 W
Adjustable up
to out 60 W
Adjustable up to out 40 W
Adjustable up
to out 20 W
Note:
Recommended duty
cycle
1 minute : Transmission
3 minutes: Reception
Modulation Reactance
Frequency stability Less than ±15 PPM
Spurious radiation Less than -60 dB
Maximum frequency deviation ±5 kHz
Audio distortion (at 60% modulation) Less than 3% (300 Hz to 3000 Hz)
b.
«
>
s
Ü
0)
oc
Circuitry Double conversion superheterodyne
Intermediate
frequency
1st 20.935 MHz 10.695 MHz
2nd 455 kHz
Sensitivity
12dB SINAD Less than 0.25 juV
S + N/N More than 50 dB at 1 mV input
Selectivity
-6dB More than 12 kHz
-60 dB Less than 24 kHz
Spurious response Beter than 70 dB (except fd-IF/2)
Squelch sensitivity Less than 0.125 fN (threshold)
Scan stop level Less than 0.2 fN (threshold)
Output More than 1.5 W across 8 ohms load (5% distortion)
External speaker impedance 8 ohms
Ô
♦-<
c
o
u
o
Û
Code NRZ equal-length code
Modulation MSK modulation
Frequency deviation ±3.5 kHz reference
Mark frequency and deviation 1200 Hz, ±200 PPM
Space frequency and deviation 1800 Hz, ±200 PPM
Code transmission speed and deviation 1200 bits/second, ±200 PPM
Note: Circuit and ratings are subject to change without notice due to developrpent in technology.